128137-49-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128137-49-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,1,3 and 7 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 128137-49:
(8*1)+(7*2)+(6*8)+(5*1)+(4*3)+(3*7)+(2*4)+(1*9)=125
125 % 10 = 5
So 128137-49-5 is a valid CAS Registry Number.
128137-49-5Relevant articles and documents
Conversion of (Vinylketen)tricarbonyliron(0) Complexes to (Vinylketenimine)tricarbonyliron(0) Complexes
Richards, Christopher J.,Thomas, Susan E.
, p. 307 - 309 (2007/10/02)
Heating (vinylketen)tricarbonyliron(0) complexes with isonitriles at 80 deg C gives (vinylketenimine)tricarbonyliron(0) complexes via intermediate (vinylketene)dicarbonylisonitrileiron(0) complexes.
